40411387851 has 32 divisors (see below), whose sum is σ = 54919737600. Its totient is φ = 26427772800.

The previous prime is 40411387847. The next prime is 40411387883. The reversal of 40411387851 is 15878311404.

It is not a de Polignac number, because 40411387851 - 2² = 40411387847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40411387811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36177945 + ... + 36179061.

It is an arithmetic number, because the mean of its divisors is an integer number (1716241800).

Almost surely, 2^40411387851 is an apocalyptic number.

40411387851 is a deficient number, since it is larger than the sum of its proper divisors (14508349749).

40411387851 is a wasteful number, since it uses less digits than its factorization.

40411387851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2219.

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 40411387851 in words is "forty billion, four hundred eleven million, three hundred eighty-seven thousand, eight hundred fifty-one".